6396375 has 32 divisors (see below), whose sum is σ = 10954944. Its totient is φ = 3312000.

The previous prime is 6396373. The next prime is 6396389. The reversal of 6396375 is 5736936.

It is not a de Polignac number, because 6396375 - 2¹ = 6396373 is a prime.

It is a super-2 number, since 2×6396375² = 81827226281250, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

6396375 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6396373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13645 + ... + 14105.

It is an arithmetic number, because the mean of its divisors is an integer number (342342).

Almost surely, 2^6396375 is an apocalyptic number.

6396375 is a deficient number, since it is larger than the sum of its proper divisors (4558569).

6396375 is a wasteful number, since it uses less digits than its factorization.

6396375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516 (or 506 counting only the distinct ones).

The product of its digits is 102060, while the sum is 39.

The square root of 6396375 is about 2529.1055731226. The cubic root of 6396375 is about 185.6284930586.

The spelling of 6396375 in words is "six million, three hundred ninety-six thousand, three hundred seventy-five".